X-Git-Url: http://sigrok.org/gitweb/?a=blobdiff_plain;f=src%2Fhardware%2Funi-t-dmm%2Fprotocol.c;h=4114aec4d831954ccc5d4f705112088a740a764d;hb=91057d2fc24c0ca058aa08c8ea6ada4eadf05ffd;hp=4bbe20d6b2f8f0e341f964f59d18855af89eebdd;hpb=5faebab2903dc91949edc31f0a4b118d86090a30;p=libsigrok.git diff --git a/src/hardware/uni-t-dmm/protocol.c b/src/hardware/uni-t-dmm/protocol.c index 4bbe20d6..4114aec4 100644 --- a/src/hardware/uni-t-dmm/protocol.c +++ b/src/hardware/uni-t-dmm/protocol.c @@ -14,8 +14,7 @@ * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA + * along with this program; if not, see . */ #include @@ -57,14 +56,18 @@ static void decode_packet(struct sr_dev_inst *sdi, const uint8_t *buf) struct dev_context *devc; struct dmm_info *dmm; struct sr_datafeed_packet packet; - struct sr_datafeed_analog_old analog; + struct sr_datafeed_analog analog; + struct sr_analog_encoding encoding; + struct sr_analog_meaning meaning; + struct sr_analog_spec spec; float floatval; void *info; int ret; devc = sdi->priv; dmm = (struct dmm_info *)sdi->driver; - memset(&analog, 0, sizeof(struct sr_datafeed_analog_old)); + /* Note: digits/spec_digits will be overridden by the DMM parsers. */ + sr_analog_init(&analog, &encoding, &meaning, &spec, 0); info = g_malloc(dmm->info_size); /* Parse the protocol packet. */ @@ -82,15 +85,14 @@ static void decode_packet(struct sr_dev_inst *sdi, const uint8_t *buf) g_free(info); /* Send a sample packet with one analog value. */ - analog.channels = sdi->channels; + analog.meaning->channels = sdi->channels; analog.num_samples = 1; analog.data = &floatval; - packet.type = SR_DF_ANALOG_OLD; + packet.type = SR_DF_ANALOG; packet.payload = &analog; - sr_session_send(devc->cb_data, &packet); + sr_session_send(sdi, &packet); - /* Increase sample count. */ - devc->num_samples++; + sr_sw_limits_update_samples_read(&devc->limits, 1); } static int hid_chip_init(struct sr_dev_inst *sdi, uint16_t baudrate) @@ -100,7 +102,7 @@ static int hid_chip_init(struct sr_dev_inst *sdi, uint16_t baudrate) struct sr_usb_dev_inst *usb; usb = sdi->conn; - + /* Detach kernel drivers which grabbed this device (if any). */ if (libusb_kernel_driver_active(usb->devhdl, 0) == 1) { ret = libusb_detach_kernel_driver(usb->devhdl, 0); @@ -109,9 +111,6 @@ static int hid_chip_init(struct sr_dev_inst *sdi, uint16_t baudrate) libusb_error_name(ret)); return SR_ERR; } - sr_dbg("Successfully detached kernel driver."); - } else { - sr_dbg("No need to detach a kernel driver."); } /* Claim interface 0. */ @@ -120,7 +119,6 @@ static int hid_chip_init(struct sr_dev_inst *sdi, uint16_t baudrate) libusb_error_name(ret)); return SR_ERR; } - sr_dbg("Successfully claimed interface 0."); /* Set data for the HID feature report (e.g. baudrate). */ buf[0] = baudrate & 0xff; /* Baudrate, LSB */ @@ -156,8 +154,6 @@ static int hid_chip_init(struct sr_dev_inst *sdi, uint16_t baudrate) return SR_ERR; } - sr_dbg("Successfully sent initial HID feature report."); - return SR_OK; } @@ -244,6 +240,8 @@ static int get_and_handle_data(struct sr_dev_inst *sdi) for (i = 0; i < num_databytes_in_chunk; i++, devc->buflen++) { pbuf[devc->buflen] = buf[1 + i]; if ((dmm->packet_parse == sr_es519xx_19200_14b_parse) || + (dmm->packet_parse == sr_es519xx_19200_11b_parse) || + (dmm->packet_parse == sr_es519xx_2400_11b_parse) || (dmm->packet_parse == sr_ut71x_parse)) { /* Mask off the parity bit. */ pbuf[devc->buflen] &= ~(1 << 7); @@ -274,7 +272,6 @@ SR_PRIV int uni_t_dmm_receive_data(int fd, int revents, void *cb_data) int ret; struct sr_dev_inst *sdi; struct dev_context *devc; - int64_t time_ms; (void)fd; (void)revents; @@ -286,19 +283,8 @@ SR_PRIV int uni_t_dmm_receive_data(int fd, int revents, void *cb_data) return FALSE; /* Abort acquisition if we acquired enough samples. */ - if (devc->limit_samples && devc->num_samples >= devc->limit_samples) { - sr_info("Requested number of samples reached."); - sdi->driver->dev_acquisition_stop(sdi, cb_data); - } - - if (devc->limit_msec) { - time_ms = (g_get_monotonic_time() - devc->starttime) / 1000; - if (time_ms > (int64_t)devc->limit_msec) { - sr_info("Requested time limit reached."); - sdi->driver->dev_acquisition_stop(sdi, cb_data); - return TRUE; - } - } + if (sr_sw_limits_check(&devc->limits)) + sr_dev_acquisition_stop(sdi); return TRUE; }